It melts
adding salt raises the boiling point of water which can help speed cooking time.
the outside of the egg will be hard because the egg will be boiling
It is commonplace to put salt in water when boiling most foods. The reason why you put salt in with boiling water and vegetables is to help them retain moisture.
you boil the leaf and then put it in 3cm cube of petroleum ether and then you put the leaf in a petri dish full of starch
When a leaf is placed in boiling alcohol, the alcohol will extract the pigments from the leaf, resulting in coloration of the alcohol solution. This process is used in laboratories for pigment extraction and analysis.
You put them in the water after the it is boiling not before
Boiling water too long can result in the water evaporating completely, leaving behind minerals and impurities in the pot. Over-boiling can also lead to a more concentrated solution of minerals in the water, potentially changing the taste or quality of the water.
noddles
When boiling water and nitrogen gas come into contact, the nitrogen gas will liquefy and mix with the water. The liquid nitrogen will create a cooling effect on the water and eventually freeze it. This process is known as cryogenic cooling.
Why would you wanna put a leaf in surgical spirits.Common ask something that makes sense.
gf